Total Film has revealed the covers for their upcoming issue and you've got two options: both versions of Charles Xavier, played by James McAvoy and Patrick Stewart, or both versions of Magneto, played by Ian McKellen and Michael Fassbender. Check them out below!

The ultimate X-Men ensemble fights a war for the survival of the species across two time periods in X-Men: Days of Future Past. The beloved characters from the original “X-Men” film trilogy join forces with their younger selves from X-Men: First Class, in an epic battle that must change the past – to save our future.

UPDATE:Total Film has unveiled several new images from the movie, which we've added to the gallery viewer below.